Upright vacuum cleaner having switch to detect a filter assembly
First Claim
Patent Images
1. An upright vacuum cleaner comprising:
- a cleaning head for removing debris from a floor and into the vacuum cleaner;
a removable filter assembly to filter and collect debris from an airstream;
a filter mount for connecting the removable filter assembly, the filter mount comprising;
a body;
a filter mount cover plate, the filter mount cover plate being adjustable between an open position and a closed position in which the filter mount cover plate is sealed to the body, the filter mount cover plate attachable to the removable filter assemblya blower for entraining debris into the airstream and into the removable filter assembly;
a motor assembly for powering the blower;
a switch connected to the motor assembly to selectively enable operation of the blower when the removable filter assembly is connected to the filter mount plate and the filter mount plate is in the closed position;
a power switch connected to the motor assembly in series with the switch to selectively operate the blower in cooperation with the switch; and
a capacitor connected to across two terminals of the motor assembly to protect the switch from voltage transients from the motor assembly when either of the switch or the power switch transitions from a closed position to an open position.
1 Assignment
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Accused Products
Abstract
Upright vacuum cleaners that include a switch that detects whether a removable filter assembly has been connected to the vacuum cleaner are disclosed. In some embodiments, the upright vacuum cleaner includes a capacitor for protecting the switch from voltage transients.
11 Citations
19 Claims
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1. An upright vacuum cleaner comprising:
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a cleaning head for removing debris from a floor and into the vacuum cleaner; a removable filter assembly to filter and collect debris from an airstream; a filter mount for connecting the removable filter assembly, the filter mount comprising; a body; a filter mount cover plate, the filter mount cover plate being adjustable between an open position and a closed position in which the filter mount cover plate is sealed to the body, the filter mount cover plate attachable to the removable filter assembly a blower for entraining debris into the airstream and into the removable filter assembly; a motor assembly for powering the blower; a switch connected to the motor assembly to selectively enable operation of the blower when the removable filter assembly is connected to the filter mount plate and the filter mount plate is in the closed position; a power switch connected to the motor assembly in series with the switch to selectively operate the blower in cooperation with the switch; and a capacitor connected to across two terminals of the motor assembly to protect the switch from voltage transients from the motor assembly when either of the switch or the power switch transitions from a closed position to an open position. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification